pair,contact1,contact2,flow1,flow2 1fd4_A_,2,29,1,1 1fd4_A_,4,7,1,1 1fd4_A_,4,8,1,1 1fd4_A_,5,9,1,1 1fd4_A_,5,15,1,1 1fd4_A_,6,10,1,1 1fd4_A_,7,11,1,1 1fd4_A_,8,11,1,1 1fd4_A_,8,13,1,1 1fd4_A_,8,14,1,1 1fd4_A_,9,12,1,1 1fd4_A_,14,38,1,1 1fd4_A_,16,17,1,1 1fd4_A_,16,36,1,1 1fd4_A_,17,19,1,1 1fd4_A_,18,34,1,1 1fd4_A_,21,24,1,1 1fd4_A_,24,40,1,1 1fd4_A_,25,39,1,1 1fd4_A_,26,28,1,1 1fd4_A_,27,37,1,1 1fd4_A_,28,37,1,1 1fd4_A_,29,31,1,1 1fd4_A_,30,32,1,1 1fd4_A_,30,35,1,1 1fd4_A_,30,36,1,1 1fd4_A_,32,35,1,1 1fd4_A_,36,38,1,1